int redPin = 10;                  // Red LED connected to digital pin 12
int greenPin = 11;                // Green LED connected to digital pin 11
int bluePin = 12;
int greentPin = 9;
int bluetPin = 8;
int redtPin = 7;

void setup()                      // run once, when the sketch starts
{
  pinMode(redPin, OUTPUT);        // sets the digital pin as output
  pinMode(greenPin, OUTPUT);      // sets the digital pin as output
  pinMode(bluePin, OUTPUT);
  pinMode(redtPin, OUTPUT);
  pinMode(greentPin, OUTPUT);
  pinMode(bluetPin, OUTPUT);
}

void loop()                  
{
  digitalWrite(redPin, HIGH);
  digitalWrite(redtPin, HIGH);
  delay(500);
  digitalWrite(redPin, HIGH);    
  digitalWrite(greenPin, HIGH);
  digitalWrite(redtPin, HIGH);
  delay(500);  
  digitalWrite(redPin, HIGH);
  digitalWrite(greenPin, HIGH);
  digitalWrite (redtPin, LOW);
  delay(500);  
  digitalWrite(redPin,LOW);
  digitalWrite(greenPin, HIGH);
  digitalWrite(greentPin, HIGH);
  delay(500);
  digitalWrite(greenPin, HIGH);
  digitalWrite(greentPin, LOW);
  digitalWrite(bluePin, HIGH);
  delay(500);
  digitalWrite(bluePin, HIGH);
  digitalWrite(greenPin, LOW);
  digitalWrite(bluetPin, HIGH);
  delay(500);
  digitalWrite(redPin, HIGH);
  digitalWrite(redtPin, HIGH);
  digitalWrite(bluePin, HIGH);
  digitalWrite(bluetPin, HIGH);
  delay(500);
  digitalWrite(redPin, LOW);
  digitalWrite(redtPin, LOW);
  digitalWrite(bluePin, LOW);
  digitalWrite(bluetPin, LOW);
  
}